Product Details | CHECK VALVE

4820-01-520-3647 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part Alternates: 123A-2 PL4350C, 123A2PL4350C, 5793250 FIND 137, 5793250FIND137, 4820-01-520-3647, 01-520-3647, 4820015203647, 015203647

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 10 MAY 2004 01-520-3647

Drawings & Photos | NSN 4820-01-520-3647


Demand History | NSN 4820-01-520-3647

Part Number Request Date QTY Origin
123A-2 PL4350C 2021-07-199 9 DIBBS
123A-2 PL4350C 2020-10-296 7 DIBBS

Cross Reference | NSN 4820-01-520-3647

Part Number Cage Code Manufacturer
123A-2 PL4350C 99565 ADMIRAL VALVE, LLC DBA CPV MANUFACTURING
5793250 FIND 137 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 4820-01-520-3647

Characteristic Specifications
MATERIAL COPPER ALLOY BODY
STYLE DESIGNATOR A6 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
MAXIMUM OPERATING PRESSURE 6000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 225.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL PIPE ALL ENDS
CONNECTION STYLE B46B PLAIN ALL ENDS
DISK LOADING METHOD SPRING
MINIMUM OPERATING TEMP -20.0 DEG FAHRENHEIT
PART NAME ASSIGNED BY CONTROLLING AGENCY SILENT CHECK VALVE

Restrictions/Controls & Freight Information | NSN 4820-01-520-3647

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 594 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-01-520-3647

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each